US3363859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft
Assignee: BAE Systems PLC
•
Filing: 1961-05-18
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Granted: 1968-01-16
•
Expires: 1981-05-18
Abstract
No abstract record available.
Inventors
- 👤 Watts Frederick Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:24
CPC Classifications
B; B64; B64C; B64C9/00; B64C9/14; B64C9/22; B64C21/00; B64C21/02; B64C21/08; B64C9/24; B64D; B64D15/00; B64D15/02; Y; Y02; Y02T; Y02T50/00; Y02T50/10; Y02T50/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
AN AIRCRAFT WING HAVING AN UPPER SURFACE, A LEADING EDGE AND A LOWER SURFACE WITH A RECESS IN THE LOWER SURFACE BEHIND THE LEADING EDGE, INCLUDING A SLAT, A MEMBER FIXED TO SAID SLAT AND PIVOTED AT THE WING LEADING EDGE FOR MOVEMENT OF SAID SLAT FROM AN OPERATIVE POSITION SPACED IN FRONT OF THE WING LEADING EDGE TO FORM A SLOT TO A RETRACTED POSITION UPSIDE DOWN WITHIN THE RECESS WITH PART OF THE SURFACE OF SAID SLAT FORMING A CONTINUATION OF THE LOWER SURFACE OF THE WING AND A FAIRING FLAP PIVOTED TO SAID WING AT THE REAR OF SAID RECESS AND MOVABLE TO PERMIT SAID SLAT TO BE DISPOSED WITH A PART OF SAID SLAT OVERLYING THE SAID LOWER SURFACE AT THE REAR OF THE RECESS THEREIN.
Claim 2
Dependent Claim
130 words
AN AIRCRAFT WING HAVING AN UPPER SURFACE, A LEADING EDGE AND A LOWER SURFACE WITH A RECESS IN THE LOWER SURFACE BEHIND THE LEADING EDGE, INCLUDING A SLAT, A MEMBER FIXED TO SAID SLAT AND PIVOTED AT THE WING LEADING EDGE FOR MOVEMENT OF SAID SLAT FROM AN OPERATIVE POSITION SPACED IN FRONT OF THE WING LEADING EDGE TO FORM A SLOT TO A RETRACTED POSITION UPSIDE DOWN WITHIN THE RECESS WITH PART OF THE SURFACE OF SAID SLAT FORMING A CONTINUATION OF THE LOWER SURFACE OF THE WING AND A FAIRING FLAP PIVOTED TO SAID WING AT THE REAR OF SAID RECESS AND MOVABLE TO PERMIT SAID SLAT TO BE DISPOSED WITH A PART OF SAID SLAT OVERLYING THE SAID LOWER SURFACE AT THE REAR OF THE RECESS THEREIN.
References Cited (Backward Citations)
US1631259A
Cited
US1880019A
Cited
GB459730A
Cited
US2157281A
Cited
US2187506A
Cited
FR850509A
Cited
FR1011175A
Cited
US2941751A
Cited
US2990140A
Cited
US3089666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |